It's official: Gustavo Sa has signed for Olympiacos from Famalicao. The midfielder's move has been confirmed by both clubs, with personal terms and registration finalised. He will now link up with his new teammates ahead of the upcoming fixtures, having completed a medical and agreed on contract terms. With the registration processed and contract signed, the club have moved quickly to integrate him into their plans for the remainder of the season. Nottingham Forest, West Ham and Al-Ittihad had previously shown interest for the player. Olympiacos look balanced this season - 1.82 goals scored and 0.45 goals conceded per game. Gustavo Sa would be expected to bring control and consistency to help push them to another level. Speculation continues to connect Olympiacos with Stefan Ortega, Manolis Saliakas and Casals Joel Roca while no fresh rumours surround Famalicao. Stay tuned for more details as the story develops. Need more Olympiacos transfer rumours? Follow @PlayerSwitchCom on Twitter for news and updates as they happen.